FOREST GROVE, OR · Washington County

FOREST GROVE, CITY OF Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID): OR4100305
System type: Community Water System
Population served: 26,838
Service connections: 7,250
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Benzene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Toluene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Styrene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2022 – December 31, 2022
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2020 – March 31, 2020
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2020 – March 31, 2020
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
March 1, 2020 – March 31, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2018 – August 31, 2018
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2006 – December 31, 2006
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 19, 2003 – March 4, 2004
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – March 4, 2004
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1996 – September 30, 1996
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1992 – December 31, 1992
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1991 – December 31, 1991
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
July 1, 1991 – July 31, 1991
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 1, 1976 – May 31, 1980
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Benzene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Toluene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Styrene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Vinyl chloride	—	Resolved
March 1, 2020 – March 31, 2020	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2020 – March 31, 2020	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2020 – March 31, 2020	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
August 1, 2018 – August 31, 2018	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Arsenic	—	Resolved
October 19, 2003 – March 4, 2004	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2003 – March 4, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
September 1, 1996 – September 30, 1996	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
December 1, 1992 – December 31, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
December 1, 1991 – December 31, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1991 – July 31, 1991	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
June 1, 1976 – May 31, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived
June 1, 1976 – May 31, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

June 27, 2023State Compliance achieved5 linked violations
June 27, 2023State Compliance achieved9 linked violations
June 27, 2023State Compliance achieved3 linked violations
June 27, 2023State Compliance achieved4 linked violations
June 27, 2023State Compliance achieved9 linked violations
June 27, 2023State Compliance achieved6 linked violations
June 27, 2023State Compliance achieved27 linked violations
June 14, 2023State Compliance achieved6 linked violations
May 1, 2020State Compliance achieved8 linked violations
January 1, 2007State Compliance achieved8 linked violations
August 1, 2001State Compliance achieved9 linked violations
August 1, 2001State Compliance achieved5 linked violations

Contact

FOREST GROVE, CITY OF

503-992-3325

FOREST GROVE, OR 97116